Weather Records on 18 December 1955

611 weather records were set or tied worldwide on 18 December 1955. Highest significance: Petropavlovsk-Kamchatskij, RU.

Key Facts for 18 December 1955

On 18 December 1955, 611 weather records were set or tied at long-record stations worldwide.
69 were record highs and 196 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 14 monthly and 594 daily.
Petropavlovsk-Kamchatskij set a monthly record daily precipitation of 94.0 mm (3.7 in) on 18 December 1955.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 479 records.

Record Map

611 stations

611 station records on 18 December 1955 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 December 1955: highest significance records shown on the map
Station	Country	Type	Value	Significance
Petropavlovsk-Kamchatskij	Russia	Record daily precipitation	94.0 mm (3.7 in)	67 of 100 (Major)
Ladybrand (Bos)	South Africa	Record daily precipitation	50.0 mm (2.0 in)	65 of 100 (Major)
Rockdale	Australia	Record daily precipitation	148.6 mm (5.9 in)	57 of 100 (Notable)
Tilpa (Tongo Road)	Australia	Record daily precipitation	68.1 mm (2.7 in)	54 of 100 (Notable)
Drake (Village Resource Centre	Australia	Record daily precipitation	118.9 mm (4.7 in)	50 of 100 (Notable)
Delareyville (Mun)	South Africa	Record daily precipitation	62.0 mm (2.4 in)	50 of 100 (Notable)
Tsumeb - Pol	Namibia	Record daily precipitation	30.5 mm (1.2 in)	50 of 100 (Notable)
Mount Irving	Australia	Record daily precipitation	94.5 mm (3.7 in)	48 of 100 (Notable)
Clinton Forestry HQ	United States	Record daily precipitation	86.4 mm (3.4 in)	48 of 100 (Notable)
Greenvale	Australia	Record daily precipitation	64.8 mm (2.6 in)	44 of 100 (Notable)
Victoria Hill	Australia	Record daily precipitation	88.9 mm (3.5 in)	43 of 100 (Notable)
Seattle Urban Site	United States	Record daily snowfall	14.2 cm (5.6 in)	43 of 100 (Notable)
Sacramento 5 ESE	United States	Record daily precipitation	35.6 mm (1.4 in)	42 of 100 (Notable)
Frogmoor	Australia	Record daily precipitation	64.0 mm (2.5 in)	41 of 100 (Notable)
Skara 1	Sweden	Record low minimum temperature	-22.5 C (-8.5 F)	41 of 100 (Notable)
Angola	United States	Record daily precipitation	87.6 mm (3.4 in)	41 of 100 (Notable)
Tweefontein	South Africa	Record daily precipitation	44.5 mm (1.8 in)	40 of 100 (Notable)
Rolleston	Australia	Record daily precipitation	66.3 mm (2.6 in)	39 of 100 (Notable)
Daysdale (Dennison Street)	Australia	Record daily precipitation	84.3 mm (3.3 in)	39 of 100 (Notable)
Nanaimo	Canada	Record daily snowfall	24.1 cm (9.5 in)	39 of 100 (Notable)
Cowichan Bay Cherry Point	Canada	Record daily snowfall	19.3 cm (7.6 in)	38 of 100 (Notable)
Velikie Luki	Russia	Record low maximum temperature	-21.5 C (-6.7 F)	38 of 100 (Notable)
Dunmurray	South Africa	Record daily precipitation	28.5 mm (1.1 in)	38 of 100 (Notable)
Falls City 2 SSW	United States	Record daily snowfall	7.6 cm (3.0 in)	38 of 100 (Notable)
Coomrith	Australia	Record daily precipitation	32.5 mm (1.3 in)	37 of 100 (Notable)
Coolatai (Orana)	Australia	Record daily precipitation	47.2 mm (1.9 in)	37 of 100 (Notable)
Cumberland	Canada	Record daily snowfall	17.8 cm (7.0 in)	37 of 100 (Notable)
Drieputs	South Africa	Record daily precipitation	48.5 mm (1.9 in)	37 of 100 (Notable)
Shawnigan Lake	Canada	Record daily snowfall	27.9 cm (11.0 in)	36 of 100 (Notable)
Petropavlovskij Majak	Russia	Record daily precipitation	61.5 mm (2.4 in)	36 of 100 (Notable)
Maraisburg (Gm)	South Africa	Record daily precipitation	29.0 mm (1.1 in)	35 of 100 (Notable)
Petoskey	United States	Record daily snowfall	22.9 cm (9.0 in)	35 of 100 (Notable)
Ovando	United States	Record low maximum temperature	-17.8 C (0.0 F)	34 of 100 (Routine)
Coupeville 1 S	United States	Record low maximum temperature	-1.7 C (28.9 F)	34 of 100 (Routine)
Blackwater Post Office	Australia	Record daily precipitation	64.8 mm (2.6 in)	33 of 100 (Routine)
Parksville	Canada	Record daily snowfall	20.3 cm (8.0 in)	33 of 100 (Routine)
Vavenby	Canada	Record daily snowfall	12.7 cm (5.0 in)	33 of 100 (Routine)
Velikie Luki	Russia	Record low minimum temperature	-28.5 C (-19.3 F)	33 of 100 (Routine)
Rooipoort	South Africa	Record daily precipitation	35.0 mm (1.4 in)	33 of 100 (Routine)
Tarnaby	Sweden	Record snow depth	121.0 cm (47.6 in)	33 of 100 (Routine)
Dayville	United States	Record daily snowfall	8.9 cm (3.5 in)	33 of 100 (Routine)
Wandsworth (Strabanne)	Australia	Record daily precipitation	42.4 mm (1.7 in)	32 of 100 (Routine)
Chemainus	Canada	Record daily snowfall	17.8 cm (7.0 in)	32 of 100 (Routine)
Saltspring Island	Canada	Record daily snowfall	24.1 cm (9.5 in)	32 of 100 (Routine)
East Anaconda	United States	Record daily snowfall	11.4 cm (4.5 in)	32 of 100 (Routine)
Cottonwood 2 E	United States	Record snow depth	17.8 cm (7.0 in)	32 of 100 (Routine)
Quatsino	Canada	Record daily snowfall	5.1 cm (2.0 in)	31 of 100 (Routine)
Brisco	Canada	Record daily snowfall	22.9 cm (9.0 in)	31 of 100 (Routine)
Aliwal North	South Africa	Record daily precipitation	30.5 mm (1.2 in)	31 of 100 (Routine)
Barrage (Rwb)	South Africa	Record daily precipitation	41.5 mm (1.6 in)	31 of 100 (Routine)
Bamfield	Canada	Record daily snowfall	5.1 cm (2.0 in)	30 of 100 (Routine)
Harnosand	Sweden	Record low maximum temperature	-14.0 C (6.8 F)	30 of 100 (Routine)
Iowa Hill	United States	Record daily precipitation	77.7 mm (3.1 in)	30 of 100 (Routine)
Buffalo Bill Dam	United States	Record daily snowfall	5.1 cm (2.0 in)	30 of 100 (Routine)
Coorada	Australia	Record daily precipitation	90.4 mm (3.6 in)	29 of 100 (Routine)
Calgary Int'l A	Canada	Record low maximum temperature	-23.9 C (-11.0 F)	29 of 100 (Routine)
Vardoe	Norway	Record low minimum temperature	-16.8 C (1.8 F)	29 of 100 (Routine)
Ona	Norway	Record low minimum temperature	-8.6 C (16.5 F)	29 of 100 (Routine)
St. Petersburg	Russia	Record low minimum temperature	-26.1 C (-15.0 F)	29 of 100 (Routine)
Woudzicht	South Africa	Record daily precipitation	53.5 mm (2.1 in)	29 of 100 (Routine)

Counts by Type and Timescale

611 records

Records set or tied on 18 December 1955 by type: Highest daily maximum 22, Lowest daily maximum 91, Highest daily minimum 47, Lowest daily minimum 105, Heaviest daily rainfall 235, Heaviest daily snowfall 82, Deepest snow cover 29.

Records on 18 December 1955 by type
Record type	Records
Highest daily maximum	22
Lowest daily maximum	91
Highest daily minimum	47
Lowest daily minimum	105
Heaviest daily rainfall	235
Heaviest daily snowfall	82
Deepest snow cover	29

Records on 18 December 1955 by timescale: all-time 3, monthly 14, daily 594.

How Much Records Were Beaten By

508 broken records

Margins by which the 508 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 460.0. Ties are not counted.

Top 20 by Significance

18 December 1955

Top 20 records on 18 December 1955 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 December 1955	Petropavlovsk-Kamchatskij, RU	monthly rain	94.0 mm (3.7 in)	39.5 mm (1.6 in)	37 years	67 of 100 (Major)
18 December 1955	Ladybrand (Bos), ZA	daily rain	50.0 mm (2.0 in)	42.1 mm (1.7 in)	62 years	65 of 100 (Major)
18 December 1955	Rockdale, AU	all-time rain	148.6 mm (5.9 in)	29.2 mm (1.1 in)	38 years	57 of 100 (Notable)
18 December 1955	Tilpa (Tongo Road), AU	daily rain	68.1 mm (2.7 in)	46.5 mm (1.8 in)	48 years	54 of 100 (Notable)
18 December 1955	Drake (Village Resource Centre, AU	monthly rain	118.9 mm (4.7 in)	31.3 mm (1.2 in)	33 years	50 of 100 (Notable)
18 December 1955	Delareyville (Mun), ZA	daily rain	62.0 mm (2.4 in)	55.6 mm (2.2 in)	25 years	50 of 100 (Notable)
18 December 1955	Tsumeb - Pol, NA	daily rain	30.5 mm (1.2 in)	24.0 mm (0.9 in)	22 years	50 of 100 (Notable)
18 December 1955	Mount Irving, AU	daily rain	94.5 mm (3.7 in)	57.2 mm (2.3 in)	24 years	48 of 100 (Notable)
18 December 1955	Clinton Forestry HQ, US	daily rain	86.4 mm (3.4 in)	49.3 mm (1.9 in)	56 years	48 of 100 (Notable)
18 December 1955	Greenvale, AU	daily rain	64.8 mm (2.6 in)	54.6 mm (2.1 in)	36 years	44 of 100 (Notable)
18 December 1955	Victoria Hill, AU	daily rain	88.9 mm (3.5 in)	43.2 mm (1.7 in)	26 years	43 of 100 (Notable)
18 December 1955	Seattle Urban Site, US	daily snowfall	14.2 cm (5.6 in)	9.1 cm (3.6 in)	33 years	43 of 100 (Notable)
18 December 1955	Sacramento 5 ESE, US	daily rain	35.6 mm (1.4 in)	15.5 mm (0.6 in)	70 years	42 of 100 (Notable)
18 December 1955	Frogmoor, AU	daily rain	64.0 mm (2.5 in)	50.5 mm (2.0 in)	16 years	41 of 100 (Notable)
18 December 1955	Skara 1, SE	daily low min	-22.5 C (-8.5 F)	7.5 C (13.5 F)	71 years	41 of 100 (Notable)
18 December 1955	Angola, US	daily rain	87.6 mm (3.4 in)	61.4 mm (2.4 in)	21 years	41 of 100 (Notable)
18 December 1955	Tweefontein, ZA	daily rain	44.5 mm (1.8 in)	28.0 mm (1.1 in)	32 years	40 of 100 (Notable)
18 December 1955	Rolleston, AU	daily rain	66.3 mm (2.6 in)	28.2 mm (1.1 in)	48 years	39 of 100 (Notable)
18 December 1955	Daysdale (Dennison Street), AU	all-time rain	84.3 mm (3.3 in)	10.6 mm (0.4 in)	21 years	39 of 100 (Notable)
18 December 1955	Nanaimo, CA	daily snowfall	24.1 cm (9.5 in)	13.9 cm (5.5 in)	32 years	39 of 100 (Notable)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1793 to 1955

Records set or tied on this calendar date in each year from 1793 to 1955. 1955 had 611 records.

Counts for years before the ledger starts come from the same station rules.

Records on 12-18 in each year
Year	Records
1793	1
1796	1
1805	1
1814	1
1825	1
1846	1
1849	1
1852	2
1858	1
1859	4
1862	2
1864	1
1868	1
1873	1
1875	1
1876	2
1878	1
1881	2
1882	1
1884	2
1886	1
1887	1
1888	1
1889	4
1890	5
1892	4
1894	8
1895	1
1897	4
1898	9
1899	3
1900	2
1901	6
1902	33
1903	11
1904	25
1905	3
1906	21
1907	15
1908	16
1909	18
1910	19
1911	9
1912	33
1913	38
1914	20
1915	28
1916	57
1917	62
1918	21
1919	117
1920	77
1921	123
1922	108
1923	378
1924	480
1925	74
1926	173
1927	151
1928	165
1929	366
1930	230
1931	360
1932	353
1933	506
1934	209
1935	138
1936	466
1937	459
1938	185
1939	900
1940	242
1941	213
1942	281
1943	419
1944	191
1945	598
1946	199
1947	266
1948	354
1949	561
1950	289
1951	867
1952	450
1953	373
1954	507
1955	611
1956	333
1957	901
1958	524
1959	477
1960	477
1961	885
1962	759
1963	571
1964	840
1965	402
1966	644
1967	1,105
1968	488
1969	376
1970	502
1971	387
1972	375
1973	1,008
1974	229
1975	625
1976	459
1977	992
1978	946
1979	1,087
1980	772
1981	1,362
1982	537
1983	2,014
1984	1,439
1985	1,384
1986	875
1987	1,505
1988	1,061
1989	1,818
1990	1,367
1991	756
1992	1,045
1993	697
1994	643
1995	1,065
1996	1,833
1997	1,195
1998	863
1999	923
2000	1,572
2001	906
2002	1,437
2003	987
2004	506
2005	987
2006	1,167
2007	746
2008	1,014
2009	1,253
2010	1,322
2011	697
2012	729
2013	513
2014	556
2015	1,254
2016	1,821
2017	516
2018	464
2019	679
2020	326
2021	762
2022	536
2023	1,293
2024	780
2025	994

Download the Data

Data for records on 1955-12-18: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 100	494
100 to 200	11
200 to 300	2
300 to 400	0
400 to 500	1